Sort ascending vs. descending. Specify list for multiple sort orders.
If this is a list of bools, must match the length of the by

inplace : bool

if True, perform operation in-place

kind : {quicksort, mergesort, heapsort}

Choice of sorting algorithm. See also ndarray.np.sort for more information.
mergesort is the only stable algorithm. For DataFrames, this option is
only applied when sorting on a single column or label.